As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT PIT CARGO DOOR SILL WEB CORRODED. GROUNDED - YES. REMOVED DAMAGE FROM THE AFT PIT CAROG DOO SILL WEB AND WEB WAS FOUND TO BE OUT OF LIMITS IAW B737-800 SRM 53-60-15-1A-1. RECIEVED NEW SERVICEABLE SILL WEB AND INSTALLED IAW B737-800 SRM 51-40-02-0G-0.W= 3/4" O= .050" R= .042" L= 12" D= .008".